JP5515563B2 - Roll shade device - Google Patents

Description

  The present invention relates to a roll shade device for a vehicle.

  Patent Document 1 discloses a blind for a vehicle roof provided with a blind web that can be automatically wound on a winding spool below a cover provided in a roof opening. The blind web has a plurality of reinforcing edges on the left and right side edges. The reinforcing edge can be bent with respect to the plane of the blind web, and when the blind web is unwound, it is bent by a guide groove having a guide portion bent with respect to the plane of the blind web of the guide rail. When it is wound, it is detached from the guide and returned to a flat state. Further, a pulling rope for engaging with the front end of the blind web to operate the blind is disposed in a receiving passage provided below the guide portion of the guide groove.

  In the blind, the side of the blind web does not flutter while the blind web is being unwound from the take-up spool or in the unfolded state. Further, the tension rope is disposed below the guide portion of the guide groove and does not stand out.

JP 2000-190733 A

  However, in the blind for a vehicle roof disclosed in Patent Document 1, since the guide groove has an accommodating passage for a pulling rope below the guide portion, the thickness of the guide rail increases, and consequently the blind for the vehicle roof. Will increase in thickness.

  This invention is made | formed in view of said problem, and makes it a subject to provide the blind for thin vehicle roofs (roll shade apparatus in this invention).

In order to solve the above technical problem, the first technical means taken in the present invention is moved between a winding state in which the translucent member of the vehicle is opened and an unfolded state in which the translucent member is closed. A guide band connected to a side edge in the moving direction of the light shielding sheet, and a rail member extending in the moving direction and slidably supporting the guide band to guide the movement of the light shielding sheet A roll shade device comprising: a rack belt that extends in the moving direction and is slidably supported by the rail member, linked to the light shielding sheet, and moves the light shielding sheet; is formed to extend in the moving direction to the rail member is to have a roll-up shade apparatus having a single groove you arranged in series superposed to the direction of movement of the guide members and the rack belt

  The second technical means is that in the roll shade device according to claim 1, a connecting member that connects the guide belt and the rack belt is provided.

  3rd technical means WHEREIN: In the roll shade apparatus of Claim 1 or Claim 2, with respect to the longitudinal direction of the cross section orthogonal to the said moving direction of the said rack belt, and the said moving direction of the said guide belt That is, the longitudinal directions of the orthogonal cross sections are arranged in the same direction.

  According to the first aspect of the present invention, since the guide band and the rack belt are disposed in a single groove so as to overlap each other in the moving direction, the rail member can be thinned, and the roll shade device can be thinned.

  According to the second aspect of the present invention, since the guide band and the rack belt are connected by the connecting member, it is possible to suppress a shift during the movement of the light shielding sheet and the rack belt.

  According to the invention of claim 3, since the longitudinal directions of the cross sections of the rack belt and the guide band are arranged in the same direction, the groove in which the rack belt and the guide band are arranged can be shared, and the cross section is reduced. can do.

The perspective view of the vehicle roof provided with the roll shade apparatus which concerns on this invention. The perspective view of the roll shade apparatus which concerns on this invention. Sectional drawing which shows the AA cross section of FIG. Sectional drawing which shows the BB cross section of FIG. The figure which shows the connection structure of the flexible belt and rack belt seen from the upper direction of FIG. The figure which shows the modification of the connection structure of a flexible belt and a rack belt.

  Embodiments of the present invention will be described below with reference to FIGS.

  FIG. 1 is a perspective view of an automobile roof 1 provided with a roll shade device 100 according to a first embodiment of the present invention. An opening 1b is formed in the roof panel 1a forming the roof 1, and a glass panel (translucent member) 1c is disposed. A roll shade device 100 shown in FIG. 2 is disposed below the roof panel 1a. The roll shade device 100 opens or closes the glass panel 1c. The glass panel 1c may have any structure that is fixed or movable with respect to the roof panel 1a.

  FIG. 2 is a perspective view of the roll shade device 100. The roll shade device 100 includes a light shielding sheet 10, guide rails (rail members) 20 and 21, and a winding mechanism 30.

  The guide rails 20 and 21 are provided opposite to both sides of the opening 1b in the vehicle width direction (width direction) and extend in the vehicle front-rear direction. The guide rails 20 and 21 are provided with a resin housing 22 and a rear frame 23 that bridge between the front end portions and the rear end portions.

  An actuator 40 is disposed at the center in the longitudinal direction of the resin housing 22. The actuator 40 has a drive gear 41 driven by an electric motor (not shown). The drive gear 41 is engaged with a pair of rack belts 42, 43, one end of which is drawn with the rotation thereof and the other end is drawn out. The rack belts 42 and 43 extend from the drive gear 41 along the resin housing 22 and are guided by guide rails 20 and 21.

  The rear frame 23 is provided with a winding roller 31 supported by a winding shaft extending in the vehicle width direction and extending in the vehicle width direction. The winding roller 31 is wound around the light-shielding sheet 10 that can be wound and fed out, with one end connected to the winding roller 31, and is constantly biased toward the winding side of the light-shielding sheet 10 by a built-in biasing means. The light shielding sheet 10 is fed out and moved so as to close the glass panel 1c.

  The other end of the light shielding sheet 10 is connected to a garnish 11 extending in the vehicle width direction (width direction of the light shielding sheet 10) in parallel with the winding roller 31.

  Both ends in the longitudinal direction of the garnish 11 are connected to rack belts 42 and 43. As the rack belts 42 and 43 move, the garnish 11 moves in the vehicle front-rear direction.

  FIG. 3 is a cross-sectional view showing the AA cross section of FIG. 2, and shows an engagement structure between the garnish 11, the rack belt 42 and the guide rail 20. The engagement structure between the garnish 11, the rack belt 43, and the guide rail 21 is the same as the engagement structure between the garnish 11, the rack belt 42, and the guide rail 20, and a description thereof will be omitted.

  The shoe 12 that guides the movement in the vehicle front-rear direction is connected to the garnish 11 via a coupling member 13 having protrusions 13a and 13b that protrude backward and have steps. The guide rail 20 has a shoe guide groove 20a and a belt guide groove 20b formed to extend in the vehicle front-rear direction. The shoe guide groove 20a guides the shoe 12 slidably in the vehicle front-rear direction. The belt guide groove 20b guides the rack belt 42 slidably in the vehicle front-rear direction. Further, the shoe guide groove 20 a and the belt guide groove 20 b are disposed adjacent to each other in the width direction of the light shielding sheet 10. Guide portions 20c and 20d communicating in the width direction of the light shielding sheet 10 are formed inwardly in the width direction of the light shielding sheet 10 in the shoe guide groove 20a and between the shoe guide groove 20a and the belt guide groove 20b, respectively.

  The protruding portion 13b protruding outward in the width direction of the light shielding sheet 10 passes through the guide portions 20c and 20d, the shoe 12 is fixed in the shoe guide groove 20a, and the rack belt 42 is fixed in the belt guide groove 20b. In the rack belt 42, the longitudinal direction P of the cross section orthogonal to the moving direction is arranged in the vehicle vertical direction.

  By arranging the shoe guide groove 20a and the belt guide groove 20b adjacent to each other and fixing the shoe 12 and the rack belt 42 by the common protrusion 13b, the roll shade device 100 can be reduced in size and the number of parts can be reduced. It is.

  The protrusion 13b protrudes outward in the width direction of the light shielding sheet 10 on the same plane as the moving surface on which the light shielding sheet 10 moves, and the lower surface 11a of the garnish 11 in the vehicle vertical direction is on the same plane as the moving surface. It is arranged.

  By arranging the light shielding sheet 10 and the lower surface 11a of the garnish 11 on the same plane, there is no step and the appearance is improved.

  FIG. 4 is a cross-sectional view showing a BB cross section of FIG. 2. The light shielding sheet 10 is inserted through the guide portion 20 c, the shoe guide groove 20 a and the guide portion 20 d, and the side edge portion 10 a of the light shielding sheet 10 in the vehicle width direction. In addition, a flexible belt (guide band) 60 is attached by adhesion, welding, sewing, or the like. The flexible belt 60 extends in the moving direction of the light shielding sheet 10 (vehicle longitudinal direction) and is guided in the belt guide groove 20 b of the guide rail 20. In the flexible belt 60, the longitudinal direction Q of the cross section orthogonal to the moving direction is arranged in the vehicle vertical direction. The flexible belt 60 moves from a posture in which the longitudinal direction of the cross section of the flexible belt 60 is in the vehicle vertical direction (perpendicular to the moving surface) by a transition groove (not shown) provided on the winding roller 31 side of the guide rail 20. It is displaced to a posture parallel to the surface and is taken up by the take-up roller 31 together with the light shielding sheet 10. As described above, the rack belt 42 and the flexible belt 60 are disposed so as to overlap with the single belt guide groove 20b extending in the moving direction of the light shielding sheet 10 in the guide rail 20 in the moving direction. More specifically, the longitudinal directions P and Q of the cross sections of the rack belt 42 and the flexible belt 60 are arranged in the same direction in the vehicle vertical direction. Therefore, the belt guide groove 20b with which the rack belt 42 and the flexible belt 60 are engaged can be shared, and the cross section can be reduced. Here, the longitudinal directions P and Q of the cross sections of the rack belt 42 and the flexible belt 60 are not necessarily arranged in the same direction as the vehicle vertical direction, for example, arranged in the same direction as the vehicle width direction. Also good. Further, the longitudinal directions P and Q of the cross sections of the rack belt 42 and the flexible belt 60 are not necessarily completely coincident with each other, but are arranged to overlap with the single belt guide groove 20b in the moving direction. If so, the longitudinal directions P and Q may be shifted.

  FIG. 5 is a view showing a connecting structure of the flexible belt 60 and the rack belt 42 as viewed from above in FIG. The rack belt 42 and the guide band 60 are arranged and guided in a single belt guide groove 20b connected in series so as to overlap the rack belt 42 and the guide band 60 when viewed in the longitudinal direction of the belt guide groove 20b. Has been. Thereby, the guide rail 20 can be thinned, and the roll shade apparatus 100 can be thinned by extension. A projecting protrusion 12a provided in the width direction of the light shielding sheet 10 is engaged with the shoe 12 connected to the rack belt 42 in the through hole 60a formed in the flexible belt 60, and the flexible belt 60 and the rack The belt 42 is connected. That is, the shoe 12 has a function of guiding the movement of the garnish 11 in the vehicle front-rear direction and a function of connecting the rack belt 42 and the guide band 60. Thereby, the shift | offset | difference at the time of the movement of the flexible belt 60 and the rack belt 42 can be suppressed, and the movement of the flexible belt 60 (light shielding sheet 10) can be made smooth.

  FIG. 6 shows a modification of the connecting structure of the flexible belt 60 and the rack belt 42. In the connecting structure shown in FIG. 6, a protruding portion 61 a provided in a protruding shape on a connecting member 61 fixed to the flexible belt 60 is engaged with a through hole 42 a provided in the rack belt 42. The rack belt 42 is connected.

1c ... Glass panel (translucent member)
10 ... Light-shielding sheet 10a ... Side edge 12 ... Shoe (connection member)
20, 21 ... guide rail (rail member)
42, 43 ... rack belt 60 ... flexible belt (guide belt)
61: Connecting member 100: Roll shade device P: Longitudinal direction Q of the cross section perpendicular to the moving direction of the rack belt Q: Longitudinal direction of the cross section orthogonal to the moving direction of the guide belt

Claims (3)

A guide band connected to a side edge portion in the moving direction of the light shielding sheet that is moved to a winding state in which the translucent member of the vehicle is opened and an unfolded state in which the translucent member is closed;
A rail member extending in the moving direction and slidably supporting the guide band to guide the movement of the light shielding sheet;
A roll shade device including a rack belt that extends at least partially in the moving direction, is slidably supported by the rail member, is linked to the light shielding sheet, and moves the light shielding sheet;
Roller shade which comprises said rail member said extending in the moving direction are formed in a single groove you arranged in series on top of the guide band and the rack belt relative to the direction of movement apparatus. The roll shade device according to claim 1,
A roll shade device comprising a connecting member for connecting the guide belt and the rack belt. The roll shade device according to claim 1 or 2,
A roll shade device characterized in that a longitudinal direction of a cross section perpendicular to the moving direction of the rack belt and a longitudinal direction of a cross section perpendicular to the moving direction of the guide belt are arranged in the same direction. .

Images